Bip39 Bitcoin. Theoretically, one can Imagine out the mnemonic phrase by his individual, but It's not at all Protected, since a human are unable to do an incredible work with the random technology. The ultimate way to protected one particular’s wallet would be to have a mnemonic phrase generated by https://andydoylv.wikimillions.com/3572506/the_anatomy_of_a_bip39_phrase_entropy_terms_and_safety